Home / 17,664.60-26,472.78-8,905.44

Finding the Fourth Proportional to 17,664.60, 26,472.78 and 8,905.44

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Solution

The fourth proportional to 17,664.60, 26,472.78 and 8,905.44 is: 13,346.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.60 : 26,472.78 = 8,905.44 : x
  2. Step 2: Convert to fraction form
    17,664.60/26,472.78 = 8,905.44/x
  3. Step 3: Cross multiply
    17,664.60x = 26,472.78 × 8,905.44
  4. Step 4: Simplify right side
    17,664.60x = 235,751,753.92
  5. Step 5: Solve for x
    x = 235,751,753.92/17,664.60
  6. Step 6: Final answer
    x = 13,346.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.